Perchloro-2,5,8-triazaphenalenyl radical.
Perchloro-2,5,8-triazaphenalenyl radical.
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DOI:
10.1021/ol050570
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发表时间:
2005-04
期刊:
影响因子:
5.2
通讯作者:
Shijun Zheng;J. Thompson;Ana Tontcheva;Saeed I. Khan;Y. Rubin
中科院分区:
文献类型:
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作者:
Shijun Zheng;J. Thompson;Ana Tontcheva;Saeed I. Khan;Y. Rubin
[reaction: see text] The unusually stable perchloro-2,5,8-triazaphenalenyl radical 1 and its twisted dechlorinated dimer 2 were synthesized and characterized by ESR spectroscopy and X-ray crystallography. The X-ray structure of dimer 2 shows that the double bond connecting the two triazaphenalene systems is strongly twisted. Dimer 2 has a dramatic color shift from the solid state to solution, which may be due to a change of the twisting angle between both states.